<!DOCTYPE html>
<html xmlns:th="http://www.thymeleaf.org">

<head th:fragment="header(title)">

    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/>

    <link rel="stylesheet" type="text/css"
          href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css"/>

    <script type="text/javascript"
            src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>

    <script type="text/javascript"
            src="https://cdn.bootcss.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>

    <title th:text="${title}"></title>
</head>
</html>